| /* Copyright (C) 2003, 2004, 2008 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #ifdef __ASSEMBLER__ |
| |
| #define _IMP1 #1 |
| #define _IMM1 #-1 |
| #define _IMM4 #-4 |
| #define _IMM6 #-6 |
| #define _IMM8 #-8 |
| |
| #define INC(mem, reg) \ |
| .align 2; \ |
| mova 99f, r0; \ |
| mov r15, r1; \ |
| mov _IMM6, r15; \ |
| 98: mov.l mem, reg; \ |
| add _IMP1, reg; \ |
| mov.l reg, mem; \ |
| 99: mov r1, r15 |
| |
| #define DEC(mem, reg) \ |
| .align 2; \ |
| mova 99f, r0; \ |
| mov r15, r1; \ |
| mov _IMM6, r15; \ |
| 98: mov.l mem, reg; \ |
| add _IMM1, reg; \ |
| mov.l reg, mem; \ |
| 99: mov r1, r15 |
| |
| #define XADD(reg, mem, old, tmp) \ |
| .align 2; \ |
| mova 99f, r0; \ |
| nop; \ |
| mov r15, r1; \ |
| mov _IMM8, r15; \ |
| 98: mov.l mem, old; \ |
| mov reg, tmp; \ |
| add old, tmp; \ |
| mov.l tmp, mem; \ |
| 99: mov r1, r15 |
| |
| #define XCHG(reg, mem, old) \ |
| .align 2; \ |
| mova 99f, r0; \ |
| nop; \ |
| mov r15, r1; \ |
| mov _IMM4, r15; \ |
| 98: mov.l mem, old; \ |
| mov.l reg, mem; \ |
| 99: mov r1, r15 |
| |
| #define CMPXCHG(reg, mem, new, old) \ |
| .align 2; \ |
| mova 99f, r0; \ |
| nop; \ |
| mov r15, r1; \ |
| mov _IMM8, r15; \ |
| 98: mov.l mem, old; \ |
| cmp/eq old, reg; \ |
| bf 99f; \ |
| mov.l new, mem; \ |
| 99: mov r1, r15 |
| |
| #endif /* __ASSEMBLER__ */ |